JPS521274B1 - - Google Patents

Info

Publication number
JPS521274B1
JPS521274B1 JP44066087A JP6608769A JPS521274B1 JP S521274 B1 JPS521274 B1 JP S521274B1 JP 44066087 A JP44066087 A JP 44066087A JP 6608769 A JP6608769 A JP 6608769A JP S521274 B1 JPS521274 B1 JP S521274B1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP44066087A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10414304&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS521274(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of JPS521274B1 publication Critical patent/JPS521274B1/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/083—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being X-rays
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computerised tomographs
    • A61B6/032—Transmission computed tomography [CT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/50—Clinical applications
    • A61B6/501—Clinical applications involving diagnosis of head, e.g. neuroimaging, craniography
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/92—Computer assisted medical diagnostics
    • Y10S128/922—Computer assisted medical diagnostics including image analysis
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Biophysics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Pulmonology (AREA)
  • Immunology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Dentistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
JP44066087A 1968-08-23 1969-08-22 Pending JPS521274B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB40317/68A GB1283915A (en) 1968-08-23 1968-08-23 A method of and apparatus for examination of a body by radiation such as x or gamma radiation

Publications (1)

Publication Number Publication Date
JPS521274B1 true JPS521274B1 (ja) 1977-01-13

Family

ID=10414304

Family Applications (7)

Application Number Title Priority Date Filing Date
JP44066087A Pending JPS521274B1 (ja) 1968-08-23 1969-08-22
JP47040330A Pending JPS6246171B1 (ja) 1968-08-23 1972-04-21
JP76109330A Pending JPS5444640B1 (ja) 1968-08-23 1976-09-10
JP11355776A Pending JPS5421716B1 (ja) 1968-08-23 1976-09-21
JP11570676A Pending JPS5415675B1 (ja) 1968-08-23 1976-09-27
JP76115705A Pending JPS5551580B1 (ja) 1968-08-23 1976-09-27
JP11924276A Pending JPS5729178B1 (ja) 1968-08-23 1976-10-04

Family Applications After (6)

Application Number Title Priority Date Filing Date
JP47040330A Pending JPS6246171B1 (ja) 1968-08-23 1972-04-21
JP76109330A Pending JPS5444640B1 (ja) 1968-08-23 1976-09-10
JP11355776A Pending JPS5421716B1 (ja) 1968-08-23 1976-09-21
JP11570676A Pending JPS5415675B1 (ja) 1968-08-23 1976-09-27
JP76115705A Pending JPS5551580B1 (ja) 1968-08-23 1976-09-27
JP11924276A Pending JPS5729178B1 (ja) 1968-08-23 1976-10-04

Country Status (8)

Country Link
US (2) US3778614A (ja)
JP (7) JPS521274B1 (ja)
CA (1) CA949233A (ja)
DE (1) DE1941433C3 (ja)
FR (1) FR2019365B1 (ja)
GB (1) GB1283915A (ja)
HK (1) HK19377A (ja)
NL (1) NL172400C (ja)

Families Citing this family (262)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1478121A (en) * 1973-07-21 1977-06-29 Emi Ltd Radiography
DE2306006C3 (de) * 1973-02-07 1981-08-13 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Absorptionsmessung von Röntgenstrahlung
FR2222642B1 (ja) * 1973-03-19 1976-05-21 Commissariat Energie Atomique
GB1468021A (en) * 1973-04-07 1977-03-23 Emi Ltd Radiology
GB1471531A (en) * 1973-04-25 1977-04-27 Emi Ltd Radiography
US4038551A (en) * 1973-04-25 1977-07-26 E M I Limited Circuit for signal data obtained from an axial tomographic scanning apparatus
US4233662A (en) * 1973-04-25 1980-11-11 Emi Limited Radiography
US4114042A (en) * 1973-04-25 1978-09-12 Emi Limited Radiography
GB1509176A (en) * 1974-05-09 1978-04-26 Emi Ltd Radiography
GB1468810A (en) * 1973-05-05 1977-03-30 Emi Ltd Radiography
SE373279B (sv) * 1973-05-11 1975-02-03 Atomenergi Ab Forfarande och anordning for undersokning av en del av en biologisk vevnad
US4069422A (en) * 1973-06-01 1978-01-17 E M I Limited Apparatus for examining objects by means of penetrating radiation
GB1475492A (en) * 1973-06-01 1977-06-01 Emi Ltd Apparatus for examining objects by means of penetrating radiation
FR2232294B1 (ja) * 1973-06-05 1978-01-13 Emi Ltd
US4079259A (en) * 1973-07-18 1978-03-14 Blum Alvin S Tomographic apparatus and method
GB1475308A (en) * 1973-07-21 1977-06-01 Emi Ltd Radiography
USRE29894E (en) * 1973-07-21 1979-01-30 Emi Limited Radiography
CA1037163A (en) * 1973-07-23 1978-08-22 Republic Steel Corporation Apparatus for collimation of radiation signals for long distance transmission and method of construction therefor
DE2339758C3 (de) * 1973-08-06 1979-04-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgendiagnostikeinrichtung zur Herstellung eines Transversal-Schichtbildes
GB1478123A (en) * 1973-08-18 1977-06-29 Emi Ltd Tomography
JPS5514652B2 (ja) * 1973-08-18 1980-04-17
US4103169A (en) * 1973-08-31 1978-07-25 Emi Limited Apparatus for examining bodies by means of penetrating radiation
GB1478124A (en) * 1973-08-31 1977-06-29 Emi Ltd Apparatus for examining bodies by means of penetrating radiation
FR2249517B1 (ja) * 1973-10-30 1976-10-01 Thomson Csf
US3999073A (en) * 1973-12-13 1976-12-21 Emi Limited Apparatus for examining a body by means of penetrating radiation
GB1493594A (en) * 1974-01-31 1977-11-30 Emi Ltd Radiography
US4206359A (en) * 1974-01-31 1980-06-03 E M I Limited Radiography
GB1493593A (en) * 1974-01-31 1977-11-30 Emi Ltd Radiography
GB1493148A (en) * 1974-01-31 1977-11-23 Emi Ltd Radiography
GB1493243A (en) * 1974-02-15 1977-11-30 Emi Ltd Radiographic apparatus
US3922552A (en) * 1974-02-15 1975-11-25 Robert S Ledley Diagnostic X-ray systems
DE2412658C3 (de) * 1974-03-15 1982-07-22 EMI Ltd.,, Hayes, Middlesex Vorrichtung zur Untersuchung eines Körpers mittels den Körper durchdringender Strahlen
JPS5444597B2 (ja) * 1974-03-23 1979-12-26
US4066902A (en) * 1974-03-23 1978-01-03 Emi Limited Radiography with detector compensating means
CA1050654A (en) * 1974-04-25 1979-03-13 Varian Associates Reconstruction system and method for ultrasonic imaging
FR2269074B1 (ja) * 1974-04-29 1976-10-15 Realisations Ultrasoniques Sa
GB1508300A (en) * 1974-05-08 1978-04-19 Emi Ltd Radiology
IT1035676B (it) * 1974-05-10 1979-10-20 Barbieri Marcello Procedomento ed apparecchio per ricostruire strutture mediante radiografie a raggi
FR2270836B1 (ja) * 1974-05-15 1978-02-03 Emi Ltd
US4118629A (en) * 1974-06-07 1978-10-03 Emi Limited Radiology
GB1509528A (en) * 1974-06-07 1978-05-04 Emi Ltd Radiology
DE2430142C3 (de) * 1974-06-24 1982-07-15 EMI Ltd.,, Hayes, Middlesex Gerät zur Herstellung transversaler Schichtbilder eines Körpers mittels durchdringender Strahlung
GB1505653A (en) * 1974-07-11 1978-03-30 Emi Ltd Radiography
US4048505A (en) * 1974-07-17 1977-09-13 E M I Limited Radiography
US4379329A (en) * 1974-07-20 1983-04-05 Emi Limited Radiology
JPS554406B2 (ja) * 1974-07-20 1980-01-30
GB1515307A (en) * 1974-07-20 1978-06-21 Emi Ltd Image reconstruction
DE2559658A1 (de) * 1974-08-28 1977-09-29 Emi Ltd Radiographisches geraet
DE2463014C2 (de) * 1974-09-06 1984-09-06 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zur Ermittlung der Absorption in einem Körper
FR2284306A1 (fr) * 1974-09-13 1976-04-09 Thomson Csf Perfectionnements aux appareils de visualisation d'une section d'un corps soumis a des radiations penetrantes, et notamment a des rayonx x ou g
US4032761A (en) * 1974-10-11 1977-06-28 E M I Limited Tomography
GB1529799A (en) * 1974-11-13 1978-10-25 Emi Ltd Radiography
US3965353A (en) * 1974-12-06 1976-06-22 Albert Macovski Cross-sectional X-ray emission imaging system
US3965358A (en) * 1974-12-06 1976-06-22 Albert Macovski Cross-sectional imaging system using a polychromatic x-ray source
US4065397A (en) * 1974-12-09 1977-12-27 Siemens Aktiengesellschaft Planigraphic X-ray apparatus for the preparation of tomographic images
DE2459665C2 (de) * 1974-12-17 1982-12-30 Siemens AG, 1000 Berlin und 8000 München Anordnung zum Herstellen eines Körperschnittbildes mit fächerförmigen Bündeln von Röntgenstrahlen
US4289968A (en) * 1975-01-23 1981-09-15 Emi Limited Radiography
GB1530621A (en) * 1975-02-08 1978-11-01 Emi Ltd Radiography
US4411011A (en) * 1975-02-21 1983-10-18 Emi Limited Radiography
US4769828A (en) * 1975-02-21 1988-09-06 Emi Limited Radiography
DE2611706C2 (de) * 1975-02-21 1984-09-27 Emi Ltd., Hayes Computer-Tomograph
US3983399A (en) * 1975-03-18 1976-09-28 Picker Corporation Tomography system having axial scanning
US3976885A (en) * 1975-03-18 1976-08-24 Picker Corporation Tomography system having nonconcurrent, compound axial scanning
GB1537487A (en) * 1975-03-18 1978-12-29 Emi Ltd Radiography
US4008400A (en) * 1975-03-18 1977-02-15 Picker Corporation Transverse tomography system having multibeam orbital scanning with all beams offset from the center of orbit
GB1552224A (en) * 1975-05-10 1979-09-12 Heath Gloucester Ltd Strip profile gauge
DE2521171A1 (de) * 1975-05-13 1976-11-25 Philips Patentverwaltung Anordnung zur ermittlung der verteilung der absorption oder der emission von strahlung in einer ebene eines koerpers
GB1551736A (en) * 1975-06-11 1979-08-30 Emi Ltd Scanning radiographic apparatus
DE2548531A1 (de) * 1975-06-30 1977-01-27 Gary T Barnes Verfahren der roentgendiagnostik zur verbesserung des bildkontrastes sowie vorrichtung zur durchfuehrung des verfahrens
GB1547566A (en) * 1975-07-04 1979-06-20 Emi Ltd Information display arrangements
GB1538439A (en) * 1975-07-11 1979-01-17 Emi Ltd Radiographic apparatus
DE2531477A1 (de) * 1975-07-15 1977-02-03 Philips Patentverwaltung Anordnung zur ermittlung der absorption oder der emission einer strahlung
DE2537333C3 (de) * 1975-08-21 1982-10-28 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Herstellen eines Körperschnittbildes aus der Absorptionsverteilung ionisierender Strahlen nach dem Faltungsverfahren und Einrichtung zur Durchführung des Verfahrens
JPS5234689A (en) * 1975-09-11 1977-03-16 Jeol Ltd Apparatus to obtain x-ray body axis tomogramic image
JPS5234690A (en) * 1975-09-11 1977-03-16 Jeol Ltd Method to obatain x-ray body axis tomogramic image
JPS5242085A (en) * 1975-09-30 1977-04-01 Hitachi Medical Corp Inspecting unit of cross section
US4030119A (en) * 1975-10-01 1977-06-14 General Electric Company Video window control
US4137775A (en) * 1975-10-02 1979-02-06 Emi Limited Ultrasonic apparatus
US4206653A (en) * 1975-10-02 1980-06-10 E M I Limited Ultrasonic apparatus
US4037585A (en) * 1975-10-10 1977-07-26 Gildenberg Philip L Method of measuring blood flow by radiation
US4053780A (en) * 1975-10-20 1977-10-11 Syntex (U.S.A.) Inc. Method for calibration of an axial tomographic scanner
GB1558062A (en) * 1975-10-25 1979-12-19 Emi Ltd Radiology
GB1562196A (en) * 1975-11-05 1980-03-05 Emi Ltd Radiography
DE2550868C2 (de) * 1975-11-12 1981-09-17 Siemens AG, 1000 Berlin und 8000 München Anordnung zum Herstellen eines Körperquerschnittbildes
US4433380A (en) * 1975-11-25 1984-02-21 Philips Medical Systems, Inc. Tomographic scanner
US4093859A (en) * 1975-11-28 1978-06-06 Artronix, Inc. Axial tomographic apparatus
US4052620A (en) * 1975-11-28 1977-10-04 Picker Corporation Method and apparatus for improved radiation detection in radiation scanning systems
FR2332740A2 (fr) * 1975-11-28 1977-06-24 Picker Corp Procede et appareil de tomographie
DE2556012A1 (de) * 1975-12-12 1977-06-16 Philips Patentverwaltung Verfahren und anordnung zur ermittlung der raeumlichen verteilung einer strahlung in einer ebene eines koerpers
JPS5275997A (en) * 1975-12-20 1977-06-25 Shimadzu Corp Tomographic apparatus
US4149248A (en) * 1975-12-23 1979-04-10 Varian Associates, Inc. Apparatus and method for reconstructing data
US4149247A (en) * 1975-12-23 1979-04-10 Varian Associates, Inc. Tomographic apparatus and method for reconstructing planar slices from non-absorbed and non-scattered radiation
JPS5283189A (en) * 1975-12-30 1977-07-11 Hitachi Medical Corp Twoodimensional picture reproducer
DE2600266A1 (de) * 1976-01-07 1977-07-14 Philips Patentverwaltung Anordnung zur ermittlung der absorption einer strahlung
GB1571800A (en) * 1976-01-15 1980-07-16 Emi Ltd Radiography
GB1568062A (en) * 1976-01-29 1980-05-21 Emi Ltd Slip-ring connection
GB1569413A (en) * 1976-02-05 1980-06-18 Emi Ltd Radography
GB1572599A (en) * 1976-02-10 1980-07-30 Emi Ltd Radiography
GB1571510A (en) * 1976-02-25 1980-07-16 Emi Ltd Radiography
DE2609226A1 (de) * 1976-03-05 1977-09-08 Siemens Ag Anordnung zur untersuchung eines koerpers mit ionisierender strahlung
GB1578754A (en) * 1976-03-25 1980-11-12 Emi Ltd Patient positioning and supporting arrangement
GB1574823A (en) * 1976-03-27 1980-09-10 Emi Ltd Video display arrangements
DE2613809B2 (de) * 1976-03-31 1979-01-04 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgenschichtgerät zur Herstellung von Transversal-Schichtbildern
US4144457A (en) * 1976-04-05 1979-03-13 Albert Richard D Tomographic X-ray scanning system
FR2348485A1 (fr) * 1976-04-15 1977-11-10 Labo Electronique Physique Perfectionnements aux procedes et appareils d'examen par absorption de rayonnement
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US4047041A (en) * 1976-04-19 1977-09-06 General Electric Company X-ray detector array
US4083232A (en) * 1976-04-23 1978-04-11 California Institute Of Technology Medical tomograph system using ultrasonic transmission
DE2619482C2 (de) * 1976-05-03 1982-05-06 Siemens AG, 1000 Berlin und 8000 München Röntgenschichtgerät zur Herstellung von Transversalschichtbildern
DE2619468C2 (de) * 1976-05-03 1982-06-09 Siemens AG, 1000 Berlin und 8000 München Röntgenschichtgerät zur Herstellung von Transversalschichtbildern
IL51490A (en) * 1976-05-06 1979-05-31 Gen Electric High speed tomography using multiple x-ray sources
US4096389A (en) * 1976-05-10 1978-06-20 G. D. Searle & Co. Apparatus for minimizing radiation exposure and improving resolution in radiation imaging devices
GB1577615A (en) * 1976-05-13 1980-10-29 Emi Ltd Radiography
DE2621308C3 (de) * 1976-05-13 1982-03-04 Siemens AG, 1000 Berlin und 8000 München Röntgenschichtgerät zur Herstellung von Transversal-Schichtbildern
NL7605253A (nl) * 1976-05-17 1977-11-21 Optische Ind De Oude Delft Nv Inrichting voor tomografie.
FR2403059A1 (fr) * 1976-05-18 1979-04-13 Emi Ltd Appareil de tomographie pour l'examen du corps ayant des organes en mouvement
NL7605687A (nl) * 1976-05-26 1977-11-29 Optische Ind De Oude Delft Nv Inrichting voor tomografie.
GB1536448A (en) * 1976-06-01 1978-12-20 Emi Ltd Radiography
GB1578442A (en) * 1976-07-01 1980-11-05 Emi Ltd Radiography
JPS539494A (en) * 1976-07-15 1978-01-27 Toshiba Corp Tomographic apparatus
GB1577172A (en) * 1976-07-15 1980-10-22 Tokyo Shibaura Electric Co Tomographing device
NL7607976A (nl) * 1976-07-19 1978-01-23 Optische Ind De Oude Delft Nv Inrichting voor tomografie met voorzieningen waardoor signaalprofielen afgeleid van een di- vergerende stralingsbundel kunnen worden gere- construeerd in signaalprofielen die elk corre- sponderen met een bundel van evenwijdig inval- lende stralen.
GB1584954A (en) * 1976-08-17 1981-02-18 Emi Ltd Radiography
NL7609885A (nl) * 1976-09-06 1978-03-08 Optische Ind De Oude Delft Nv Stelsel voor het elementsgewijs reconstrueren van een tomogram van een dwarsdoorsnede van een object.
US4217498A (en) * 1976-09-13 1980-08-12 General Electric Company Tomographic scanning apparatus with ionization detector means
GB1592083A (en) * 1976-09-16 1981-07-01 Gen Electric Computerized tomographic system
GB1589469A (en) * 1976-09-23 1981-05-13 Emi Ltd Radiography
IL51336A (en) * 1976-09-27 1980-06-30 American Science & Eng Inc Tomography scanning apparatus with rotaing radiant energy source and stationary detectors
DE2645416A1 (de) * 1976-10-08 1978-04-13 Philips Patentverwaltung Verfahren und anordnung zur ermittlung der verteilung der absorption eines koerpers
NL7611420A (nl) * 1976-10-15 1978-04-18 Optische Ind De Oude Delft Nv Voor tomometrie dienend stelsel met voorzieningen voor het naar keuze instellen van het kader van een weergegeven beeld.
DE2650237C2 (de) * 1976-11-02 1985-05-02 Siemens AG, 1000 Berlin und 8000 München Röntgendiagnostikgerät zur Herstellung von Transversalschichtbildern
GB1587123A (en) * 1976-11-12 1981-04-01 Emi Ltd Measuring arrangements for electrical signals
JPS5367394A (en) * 1976-11-29 1978-06-15 Hitachi Medical Corp Tomographic reproducing method
GB1592950A (en) * 1976-12-23 1981-07-15 Emi Ltd Rotary drive systems
DE2658533A1 (de) * 1976-12-23 1978-06-29 Siemens Ag Geraet zur darstellung von durchleuchtungs-koerperschichtbildern
JPS5396689A (en) * 1977-01-19 1978-08-24 Varian Associates Device for and method of reforming data
JPS5394787A (en) * 1977-01-31 1978-08-19 Toshiba Corp Tomographic diagnostic equipment by radiation
GB1594751A (en) * 1977-01-31 1981-08-05 Tokyo Shibaura Electric Co Method and apparatus for tomography by means of penetrating radiation
GB1559138A (en) * 1977-02-02 1980-01-16 Emi Ltd Organisation of data for display
GB1595805A (en) * 1977-02-24 1981-08-19 Emi Ltd Radiography
DE2714759C3 (de) * 1977-04-01 1981-03-26 Siemens AG, 1000 Berlin und 8000 München Röntgendiagnostikgerät zur Herstellung von Transversalschichtbildern
US4105922A (en) * 1977-04-11 1978-08-08 General Electric Company CT number identifier in a computed tomography system
JPS53126889A (en) * 1977-04-12 1978-11-06 Toshiba Corp Radiation tomographic diagnosis apparatus
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JPS6246171B1 (ja) 1987-10-01
US3778614A (en) 1973-12-11
FR2019365B1 (ja) 1974-06-28
HK19377A (en) 1977-05-06
DE1941433A1 (de) 1970-02-26
NL172400C (nl) 1983-09-01
JPS5415675B1 (ja) 1979-06-16
NL6912896A (ja) 1970-02-25
NL172400B (nl) 1983-04-05
CA949233A (en) 1974-06-11
CA949233B (en)
JPS5444640B1 (ja) 1979-12-27
DE1941433C3 (de) 1982-01-21
US4399509A (en) 1983-08-16
JPS5421716B1 (ja) 1979-08-01
FR2019365A1 (ja) 1970-07-03
GB1283915A (en) 1972-08-02
DE1941433B2 (de) 1975-04-24
JPS5551580B1 (ja) 1980-12-25
JPS5729178B1 (ja) 1982-06-21

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